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mock-server.js

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+/**
+ * Simple mock server for login credential handling.
+ * Run with: node mock-server.js
+ * It listens on port 4000 and exposes:
+ * POST /api/login  (expects { username, password } ), returns token on success
+ * GET /api/menus  and GET /api/user  are served from /public/api by vite dev server in normal flow.
+ */
+import express from 'express'
+import bodyParser from 'body-parser'
+const app = express()
+app.use(bodyParser.json())
+
+app.post('/api/login', (req,res) => {
+  const { username, password } = req.body || {}
+  // simple check: admin / 123456 succeed, or if username === 'scan' allow (for QR)
+  if ((username === 'admin' && password === '123456') || username === 'scan') {
+    return res.json({ code: 200, token: 'mocked-jwt-token' })
+  }
+  return res.status(401).json({ code: 401, message: '账号或密码错误' })
+})
+
+const port = 4000
+app.listen(port, () => console.log(`Mock server running on http://localhost:${port}`))